 /*******************************************************************************
  * Copyright (c) 2000, 2003 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Common Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/cpl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.ui.internal;


 import org.eclipse.ui.*;

 /**
  * Interface for listening to a perspective lifecycle events.
  * <p>
  * This interface may be implemented by clients.
  * </p>
  *
  * @see IPerspectiveService
  */
 public interface IInternalPerspectiveListener extends IPerspectiveListener {
     
     /**
      * Notifies this listener that the given page's perspective
      * has been closed.
      *
      * @param page the page whose perspective was closed
      * @param perspective the descriptor of the perspective that was closed
      */
     public void perspectiveClosed(IWorkbenchPage page, IPerspectiveDescriptor perspective);

     /**
      * Notifies this listener that the given page's perspective
      * has been opened. The perspective is not active yet.
      *
      * @param page the page whose perspective was opened
      * @param perspective the descriptor of the perspective that was opened
      */
     public void perspectiveOpened(IWorkbenchPage page, IPerspectiveDescriptor perspective);
 }

